ACCESSION: MSBNK-RIKEN-PR100649
RECORD_TITLE: Cosmosiin; LC-ESI-QTOF; MS2; CE:Ramp 5-60 V; [M-H]-
DATE: 2016.01.19 (Created 2010.06.21, modified 2011.05.06)
AUTHORS: Matsuda F, Suzuki M, Sawada Y, Plant Science Center, RIKEN.
LICENSE: CC BY-SA
COMMENT: Acquisition and generation of the data is financially supported in part by CREST/JST.

CH$NAME: Apigenin-7-O-glucoside
CH$NAME: Apigetrin
CH$NAME: Cosmosiin
CH$NAME: 5-hydroxy-2-(4-hydroxyphenyl)-7-[(2S,3R,4S,5R,6R)-3,4,5-trihydroxy-6-(hydroxymethyl)oxan-2-yl]oxy-chromen-4-one
CH$COMPOUND_CLASS: Glucosides
CH$FORMULA: C₂₁H₂₀O₁₀
CH$EXACT_MASS: 432.10565
CH$SMILES: C1=CC(=CC=C1C2=CC(=O)C3=C(C=C(C=C3O2)O[C@H]4[C@@H]([C@H]([C@@H]([C@H](O4)CO)O)O)O)O)O
CH$IUPAC: InChI=1S/C21H20O10/c22-8-16-18(26)19(27)20(28)21(31-16)29-11-5-12(24)17-13(25)7-14(30-15(17)6-11)9-1-3-10(23)4-2-9/h1-7,16,18-24,26-28H,8H2/t16-,18-,19+,20-,21-/m1/s1
CH$LINK: CAS 578-74-5
CH$LINK: CHEBI 16778
CH$LINK: CHEMSPIDER 4444290
CH$LINK: INCHIKEY KMOUJOKENFFTPU-QNDFHXLGSA-N
CH$LINK: KEGG C04608
CH$LINK: KNAPSACK C00001017
CH$LINK: NIKKAJI J22.571A
CH$LINK: PUBCHEM CID:5280704

AC$INSTRUMENT: UPLC Q-Tof Premier, Waters
AC$INSTRUMENT_TYPE: LC-ESI-QTOF
AC$MASS_SPECTROMETRY: MS_TYPE MS2
AC$MASS_SPECTROMETRY: ION_MODE NEGATIVE
AC$MASS_SPECTROMETRY: COLLISION_ENERGY Ramp 5-60 V
AC$MASS_SPECTROMETRY: DATAFORMAT Continuum
AC$MASS_SPECTROMETRY: DESOLVATION_GAS_FLOW 600.0 L/Hr
AC$MASS_SPECTROMETRY: DESOLVATION_TEMPERATURE 400 C
AC$MASS_SPECTROMETRY: FRAGMENTATION_MODE LOW-ENERGY CID
AC$MASS_SPECTROMETRY: IONIZATION ESI
AC$MASS_SPECTROMETRY: SOURCE_TEMPERATURE 120 C
AC$CHROMATOGRAPHY: CAPILLARY_VOLTAGE 3.0 kV
AC$CHROMATOGRAPHY: SAMPLING_CONE 23.0 V
AC$CHROMATOGRAPHY: SOLVENT A CH3CN(0.1%HCOOH)
AC$CHROMATOGRAPHY: SOLVENT B H2O(0.1%HCOOH)

MS$FOCUSED_ION: PRECURSOR_M/Z 431.09784
MS$FOCUSED_ION: PRECURSOR_TYPE [M-H]-

PK$SPLASH: splash10-0159-0090400000-a8192959ec6af82cfeaf
PK$NUM_PEAK: 8
PK$PEAK: m/z int. rel.int.
  107.0154 305.4 56
  151.0050 390.6 71
  211.0423 371.1 68
  239.0378 410.6 75
  240.0460 415.3 76
  268.0391 5468 999
  269.0494 1900 347
  431.0978 4504 823
//